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Joint Venture Data Center Ownership with WindHQ

Company: Cipher Mining - Project: Chief Facility

Subject kind
partnership
Statement date
2023-08-03
Promised amount
49.0 percent
Current status
stated

The claim, verbatim

Holds 49% membership interest in Alborz LLC, Bear LLC, and Chief LLC, which own Alborz, Bear, and Chief bitcoin mining data centers respectively, through joint ventures with WindHQ LLC

Source (primary)

Cipher Mining 424B5 filed 2023-08-04 (SEC EDGAR, sec_filing)
View cached copy (2026-09-13)Live source ↗

Quote: “We have a 49% membership interest in Alborz LLC, Bear LLC and Chief LLC, which own the Alborz, Bear and Chief data centers, respectively.”

How we checked this

Attempted on September 21, 2026. We could not read enough of the cited source to check this claim.

The verification run did not return a result for this claim (claude -p exit 1: b'').

What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1819989/000119312523203888/d506526d424b5.htm) in full (167,964 characters, retrieved September 13, 2026) and checked each assertion in the claim against it.

Additional evidence

confirms Cipher Mining 424B5 filed 2023-08-04

Quote: “We have a 49% membership interest in Alborz LLC, Bear LLC and Chief LLC, which own the Alborz, Bear and Chief data centers, respectively.”

View cached copy (2026-09-13)Live source ↗